Home / 892,182.38-1,231,212.88-484,283.96

Finding the Fourth Proportional to 892,182.38, 1,231,212.88 and 484,283.96

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Solution

The fourth proportional to 892,182.38, 1,231,212.88 and 484,283.96 is: 668,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,182.38 : 1,231,212.88 = 484,283.96 : x
  2. Step 2: Convert to fraction form
    892,182.38/1,231,212.88 = 484,283.96/x
  3. Step 3: Cross multiply
    892,182.38x = 1,231,212.88 × 484,283.96
  4. Step 4: Simplify right side
    892,182.38x = 596,256,649,129.41
  5. Step 5: Solve for x
    x = 596,256,649,129.41/892,182.38
  6. Step 6: Final answer
    x = 668,312.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.